Yayın tarihi için Elektrik - Elektronik Mühendisliği Bölümü listeleme
Toplam kayıt 324, listelenen: 21-40
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A New Technique for Direction of Arrival Estimation for Ionospheric Multipath Channels
(Elsevier Sci Ltd, 2009)A novel array signal processing technique is proposed to estimate HF channel parameters including number of paths, their respective direction of arrivals (DOA), delays, Doppler shifts and amplitudes. The proposed technique ... -
A General Purpose Inverter Set-Up For Power Electronics Laboratory Experiments
(Korean Inst Power Electronics, 2010)A general purpose experimental set-up has been designed and implemented for students to carry out various experiments on inverters in the power electronics laboratories of universities, during a few hours of laboratory ... -
Investigation of Total Electron Content Variability Due to Seismic and Geomagnetic Disturbances in the Lonosphere
(Amer Geophysical Union, 2010)Variations in solar, geomagnetic, and seismic activity can cause deviations in the ionospheric plasma that can be detected as disturbances in both natural and man-made signals. Total electron content (TEC) is an efficient ... -
Resonant Frequency Analysis of Annular Ring Microstrip Patch on Uniaxial Medium Via Hankel Transform Domain Immittance
(EMW, 2010)In this study, resonant frequency of annular-ring mi- crostrip patch on uniaxial medium is determined using equivalent mod- els of the structure obtained in Hankel Transform Domain depending on TE and TM mode decomposition. ... -
İyonosfer Dinamiğinin Analizi ve Model Tanıma Çalışmaları
(Fen Bilimleri Enstitüsü, 2012)Ionosphere is the outer layer of the atmosphere. The major property of the ionosphere is the ionization of ionospheric layers by solar radiation. Because of ionozation in the ionosphere, the ionosphere plays important ... -
Taktik Füzelerde Kullanılan Sonlanma Güdümü Yöntemlerinin 3B Formülasyonları ve Analizi
(Fen Bilimleri Enstitüsü, 2012)This thesis aims to develop dynamical formulations of terminal guidance of tactical missiles in 3-dimensional engagement setting. The guidance methods studied in this thesis are; proportional navigation, pursuit guidance, ... -
Application of Chaos Embedded Pso For Pid Parameter Tuning
(Ccc Publ-Agora Univ, 2012)Proportional-Integral-Derivative (PID) control is the most common method applied in the industry due to its simplicity. On the other hand, due to its difficulties, parameter tuning of the PID controllers are usually performed ... -
Wavelet Based Flickering Flame Detector Using Differential Pir Sensors
(Elsevier Sci Ltd, 2012)A Pyro-electric Infrared (FIR) sensor based flame detection system is proposed using a Markovian decision algorithm. A differential PIR sensor is only sensitive to sudden temperature variations within its viewing range and ... -
Multimedya Uygulamaları İçin Dinamik Koşullu Erişim Sistemi Tasarımı
(Fen Bilimleri Enstitüsü, 2012)In the IPTV systems, delivery of digital television service is realized by utilising the Internet protocol. One of the main necessities in this area is to develop a flexible, secure and seamless digital television service ... -
2-Boyutlu İletken Yapılardan Elektromanyetik Saçılım Analizi
(Fen Bilimleri Enstitüsü, 2013)Method of moments formulated with electric field integral equation is used tocompute the induced surface currents and radar cross section and improvementsfor decreasing computing time are performed. In method of moments ... -
Uydu Yönelim Denetimi
(Fen Bilimleri Enstitüsü, 2013)In this work, attitude control problem of satellites which are assumed to be as rigidbodies is addressed. Satellite attitude is represented in terms of quaternions. Due tothe nonlinear nature of satellites and in the case ... -
Yazılım Tabanlı Gps Almaçlarının İncelenmesi
(Fen Bilimleri Enstitüsü, 2013)This study aims to investigate software based GPS receivers. In order to investigate software based GPS receivers, GPS system concepts, GPS signal structure and GPS receiver structure are studied. MATLAB models are implemented ... -
Düşük Faz Gürültülü Osilatör Tasarımı
(Fen Bilimleri Enstitüsü, 2013)At this work, a low phase noise voltage controlled oscillator designed and implemented. The purpose of this work is to design a low phase noise voltage controlled oscillator which has 2.8 GHz center frequency 200 MHz ... -
Giriş Çıkış Modeline Dayalı Röle ile Kayan Kipli Denetim
(Fen Bilimleri Enstitüsü, 2013)Uncertainties, parameter changes and disturbances caused by the system structure and or changing operating conditions lie among the most frequently encountered problems in practical control applications. Sliding mode control ... -
Yüksek Frekanslı Cihaz Kalibrasyon Kurulumlarında Ölçüm Belirsizliklerinin Hesaplanması ve Kalibrasyon Yazılımı Geliştirilmesi
(Fen Bilimleri Enstitüsü, 2013)Measurement process can be thought as comparison of a quantity whose magnitude is required to be known with the available reference magnitude of the same quantity. However, this available reference may diverge form its ... -
Türkiye Üzerinde Toplam Elektron Içeriği (Tei) Için Uzay-Zaman Rassal Alan Kestirimi
(Fen Bilimleri Enstitüsü, 2013)It is important to understand the structure of ionosphere for modeling and monitoring the variability of the ionosphere. Therefore, the remote sensing and monitoring systems must be operated continuously. TEC is one of the ... -
Fpga Kullanılarak Doğrudan Sayısal Sentez Tabanlı Fonksiyon Üreteci Tasarımı
(Fen Bilimleri Enstitüsü, 2013)Periodic waveforms are necessary for many applications like telecommunication, electromagnetic and biomedical. Direct Digital Synthesis (DDS) is a method of generating signals with high frequency resolution and fast frequency ... -
Manyetoreolojik (Mr) Silindirli Yarı Etkin Diz Ekleminin Sonlu Durum Denetimi
(Fen Bilimleri Enstitüsü, 2013)In this study, in the most general sense, the finite state control for the semi active knee prosthesis with MR cylinder is realized. For this purpose, the similarities between gaits with the prosthetics and the normal gaits ... -
Spatio-Temporal Interpolation Of Total Electron Content Using A Gps Network
(Amer Geophysical Union, 2013)Constant monitoring and prediction of Space Weather events require investigation of the variability of total electron content (TEC), which is an observable feature of ionosphere using dual-frequency GPS receivers. Due to ...